大约

• Around midnight he would be on the phone to japan .
  大约在午夜的时候，他要打电话到日本。
• They hurried along, a couple of dozen yards perhaps .
  他们赶了过去，大约有二、三十步路。
• From this, about 1750, the spectroscope was developed .
  大约在1750年，据此发展了分光镜。
• The mean summer radiation has oscillated by about 0. 5% .
  夏季平均辐射的振荡大约为05。
• I drink about once a week .
  我大约一周喝一次。
• It is about that long .
  那个东西大约有那么长。
• I went about 40 feet before coming to a dead end .
  我走了大约四十英尺便到了没有出路的尽头。
• The chains that held my left leg were about two yards long .
  锁在我左腿上的链子大约有两码长。
• The science of electrostatics lay dormant for about 2, 000 years .
  静电学沉睡了大约2，000年。
• the reaction reverses at about 1900°f.
  亚硫酸钙反应在大约1900F时逆向。